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      1747-L553/B

      Processor Unit module

      Product Information

      Product Describe

      CPU or Central Processor Unit module

      from the SLC 500 and SLC 5/05 series

      This CPU has CMOS RAM built into it

      that supports battery backup

      • Manufacturer:
        Allen-Bradley
      • Product Category:
        PLC System
      • Spare Part Number:
        SLC5/05
      • Estimated shipping dimensions:
        5.1 cm x 15.2 cm x 12.7 cm
      • Weight:
        0.4 kg
      • Tariff Code:
        8537101190
      • Country of origin:
        USA
      • Place of shipment:
        Xiamen, Fujian, China
      • Product Line:
        SLC 500
      • Module Type:
        SLC 5/05 Processor
      • Memory:
        Up to 64 KB, Battery Backed-RAM
      • Program Scan Time:
        0.9 ms/K
      • User Memory:
        64,000 Words
      • I/O Scan Time:
        0.225 milliseconds
      • Communication:
        Ethernet, RS-232
      • Stock:
        20
      By purchasing this item, you agree to the Terms & Conditions
      Moore Automated is NOT an authorized distributor of Allen-Bradley
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      Manuals
      1747-L553/B.pdf
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          FAQ

          • What are the industrial reliability and environmental ratings associated with the 1747-L553/B controller?
            Designed for industrial environments, the 1747-L553/B is rated for operating temperatures of 0 °C to 60 °C, conforming to NEMA standards for noise immunity, and can tolerate mechanical shock and vibration typical of manufacturing and processing facilities.
          • How does the 1747-L553/B maintain program integrity during power loss events?
            The 1747-L553/B includes battery-backed RAM and flash backup options, ensuring retention of user programs and data during power interruptions, which minimizes downtime and protects logic integrity in critical applications.
          • What programming environment is associated with the 1747-L553/B controller?
            The 1747-L553/B is programmed and configured via RSLogix 500, Allen-Bradley’s legacy ladder logic development suite, which supports debugging, online monitoring, and logic modification for SLC 500 controllers.
          • What is the current lifecycle status of the 1747-L553/B within Rockwell Automation’s portfolio?
            According to official product information, the 1747-L553/B has been discontinued as of March 31, 2024. Rockwell Automation suggests migration planning to more modern platforms while offering repair and support options for legacy installations.

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